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Search and analyze data in real time with Elasticsearch.

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I wrote a new Elastic detection rule to catch eBPF rootkits compiling on-host 🛡️

I wrote a new Elastic detection rule to catch eBPF rootkits compiling on-host 🛡️

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2 min read
Every question we asked our logs took six minutes to answer

Every question we asked our logs took six minutes to answer

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2 min read
NFS Storage Causes I/O Issues in Air-Gapped Kubernetes Cluster: Block Storage with POSIX Semantics Needed

NFS Storage Causes I/O Issues in Air-Gapped Kubernetes Cluster: Block Storage with POSIX Semantics Needed

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14 min read
1,551 Elasticsearch and 1,462 Memcached Endpoints: Two Cache Layers With Different Defaults

1,551 Elasticsearch and 1,462 Memcached Endpoints: Two Cache Layers With Different Defaults

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3 min read
Data Stores on Reachable Addresses: 680,483 MongoDB, 350,304 Elasticsearch and 808,443 Solr Fingerprints

Data Stores on Reachable Addresses: 680,483 MongoDB, 350,304 Elasticsearch and 808,443 Solr Fingerprints

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4 min read
How a Retry Loop

How a Retry Loop

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6 min read
1,551 Open Elasticsearch Endpoints: Reading a Familiar Exposure Number Carefully

1,551 Open Elasticsearch Endpoints: Reading a Familiar Exposure Number Carefully

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2 min read
Getting a NestJS app's logs into Elasticsearch without writing grok

Getting a NestJS app's logs into Elasticsearch without writing grok

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3 min read
350,000 Exposed Elasticsearch Instances: What Internet Measurement Says About Default Deployment

350,000 Exposed Elasticsearch Instances: What Internet Measurement Says About Default Deployment

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3 min read
Why we stopped using one Elasticsearch index per tenant and built our own

Why we stopped using one Elasticsearch index per tenant and built our own

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5 min read
Your OpenSearch aggregation is lying to you: it returns 200 OK

Your OpenSearch aggregation is lying to you: it returns 200 OK

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8 min read
Building a Resilient API Gateway

Building a Resilient API Gateway

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4 min read
Security Telemetry on a Budget: Building a Practical Elastic Baseline for a Growing Product Team

Security Telemetry on a Budget: Building a Practical Elastic Baseline for a Growing Product Team

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8 min read
Enrich Elasticsearch Logs With GeoIP at Ingest

Enrich Elasticsearch Logs With GeoIP at Ingest

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11 min read
Autocomplétion sur plus de 100 millions de documents : du piège des agrégations à l'index dédié

Autocomplétion sur plus de 100 millions de documents : du piège des agrégations à l'index dédié

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5 min read
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